Finding the Fourth Proportional to 1,973,824.62, 2,722,740.99 and 1,188,343.71
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Solution
The fourth proportional to 1,973,824.62, 2,722,740.99 and 1,188,343.71 is: 1,639,229.80
Step by Step Solution
- Step 1: Write the proportion equation
1,973,824.62 : 2,722,740.99 = 1,188,343.71 : x - Step 2: Convert to fraction form
1,973,824.62/2,722,740.99 = 1,188,343.71/x - Step 3: Cross multiply
1,973,824.62x = 2,722,740.99 × 1,188,343.71 - Step 4: Simplify right side
1,973,824.62x = 3,235,552,129,425.67 - Step 5: Solve for x
x = 3,235,552,129,425.67/1,973,824.62 - Step 6: Final answer
x = 1,639,229.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.